1. Spec Performances 2. High Strength N52 Neodyum Magnets 3. Active Cooling Fins Greatly Reduce Motor Temeratures 4. Low CG, Light Weight Design. Japanese For Performances. Enchance Anti Off U Ring For Safety & Stablility 5. RS2205 2300kv Motor: Model: RS2205-2300; Framework: 12N14P; No. of Cells: 3 - 4S; Length:31.7mm; Shaft: M5; KV: 2300; Max Thrust: 1024g; Diameter: 27.9mm; Propeller Suggested: HQ 5045 BN 5045XSH; Weight: 30g 30A Description: Item name: FVT LittleBee BLHeli_S SPRING 30A ESC Input Voltage: 2-6S BEC Output: No Continue Current: 30A, Current: 35A up to 10S Size: 35 x 17mm Weight: 9g(include Power and signal wire) Main IC: SILABS EFM8BB21F16, MCU run 48MHz MOS: Both low and high side fets are Nfets Switching speed is very fast, it has dedicated driver chip BLHeli_S Bootloader andamp; Firmware 20A Description: Item name: FVT LittleBee BLheli-s SPRING 20A ESC Input Voltage: 2-4S BEC Output: No Continue Current: 20A, Current: 25A up to 10S Size: 23.5 x 12mm Weight: 4g(include Power and signal wire) Main IC:SILABS EFM8BB21F16 ,MCU run 48MHz MOS: Both low and high side fets are Nfets Switching speed is very fast, it has dedicated driver chip BLHeli S Bootloader andamp; Firmware Recommend Age: 12+y RC Parts & Accs: Motors For Vehicle Type: Airplanes Use: Vehicles & Remote Control Toys Upgrade Parts/Accessories: motor Remote Control Peripherals/Devices: Motor Tool Supplies: motor Technical parameters: Value 5 Four-wheel Drive : Motors Wheelbase: Upper Shell color: Material:Metal Package Contents: 1 x brushless motor() Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.